#include<stdio.h>
    int main()
    {
        int a,b;
        float d,e;
        char c1,c2;
        double f,g;
        long m,n;
        unsigned int p,q;
        a = 61;
        b = 62;
        c1 = a;
        c2 = b;
        f = 3157.890121;
        g = 0.123456789;
        d = 3.56;
        e = -6.87;
        p = a = m =50000;
        q = b = n =-60000;
        printf("a=%d,b=%d,c1=%c,c2=%c\nd=%6.2f,e=%6.2f\n",a,b,c1,c2,d,e);
        printf("f=%15.6f,g=%15.12f\nm=%1d,n=%1d\np=%u,q=%u\n",f,g,m,n,p,q);
        printf("sizeof int:%zd\n",sizeof(int));
        printf("sizeof char:%zd\n",sizeof(char));
        printf("sizeof float:%zd\n",sizeof(float));
        printf("sizeof double:%zd\n",sizeof(double));
        return 0;

    }